There r more than 1000 temples here.
Here are some pics.(All in Japanese and little English)
Angkor Wat
Banteay Srei
Thommanon
Takeo
Taprohm
Bantey Kdei
Prasat Kravan
Neak Pean
East Mebon
Pre Rup
Phnom Bakheng
Baksei Cham Krong
Prasat Bei
Bayon
Terrace of Elephant
Terrace of the leper king
Special one